| /* |
| * Any copyright is dedicated to the Public Domain. |
| * http://creativecommons.org/licenses/publicdomain/ |
| * Contributor: Jason Orendorff <jorendorff@mozilla.com> |
| */ |
| |
| // Decompile destructuring argument named `arguments` correctly. |
| var actual = "" + function ([arguments]) {return arguments;}; |
| compareSource('function ([arguments]) {return arguments;}', actual, "part 1"); |
| |
| // Make sure the 'arguments' argument actually works. |
| var f = function ([arguments]) {return arguments + 1;}; |
| reportCompare(3.25, f([2.25]), "part 2"); |
| |
| // Throw SyntaxError when `arguments` appears twice in a destructuring parameter. |
| actual = "no exception"; |
| try { |
| eval('(function ([arguments, arguments]) {return arguments();})'); |
| } catch (exc) { |
| actual = exc.name; |
| } |
| reportCompare("SyntaxError", actual, "part 3"); |
| |
| // And again... |
| actual = "no exception"; |
| try { |
| eval('(function ([a, b, arguments, d], [e, f, arguments]) {return arguments();})'); |
| } catch (exc) { |
| actual = exc.name; |
| } |
| reportCompare("SyntaxError", actual, "part 4"); |
| |
| // The original test case from bug 509354. Don't crash. |
| try { |
| eval('print(function([arguments,arguments,arguments,arguments,arguments,' + |
| 'arguments,arguments,arguments,arguments,arguments,arguments,' + |
| 'arguments,arguments,arguments,arguments,arguments]){})'); |
| } catch (exc) { |
| } |
| reportCompare("no crash", "no crash", "part 5"); |
| |